---
 doc/generic/enctex/unimap.py |   25 +++++++------------------
 1 file changed, 7 insertions(+), 18 deletions(-)

--- texmf-dist/doc/generic/enctex/unimap.py
+++ texmf-dist/doc/generic/enctex/unimap.py	2021-06-30 04:30:00.079549875 +0000
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 ###################################################################
 # unimap.py
 # Generates utf8raw.tex file containing math character definitions
@@ -47,17 +47,6 @@ from time import asctime, gmtime
 database = 'unimap.txt'    # Input file
 output = 'utf8raw.tex'   # Output file
 
-# Compatibility with Pyhton-2.1
-if not __builtins__.__dict__.has_key('True'):
-    True = 1; False = 0
-if not __builtins__.__dict__.has_key('file'):
-    file = open
-if not __builtins__.__dict__.has_key('dict'):
-    def dict(l):
-        d = {}
-        for x in l: d[x[0]] = x[1]
-        return d
-
 charline_re = re.compile(r'^[0-9A-F]{4,}\t')
 comsect_re = re.compile(r'^@+\t')
 line_template = '\\mubyte %s %s\\endmubyte %% U+%04X %s\n'
@@ -91,12 +80,12 @@ def linetype(line):
         return LineType.Character, (int(line[:m.end()], 16),
                                     line[m.end():].strip().lower())
     if not line.startswith('\t'):
-        raise ValueError, 'Queer line doesn\'t start with @ or Tab'
+        raise ValueError('Queer line doesn\'t start with @ or Tab')
     line = line.strip()
     if not line:
         return LineType.Empty, None
-    if not LineType.map.has_key(line[0]):
-        raise ValueError, 'Queer character info line (marker %s)' % line[0]
+    if line[0] not in LineType.map:
+        raise ValueError('Queer character info line (marker %s)' % line[0])
     return line[0], line[1:].strip()
 
 def utf8chars(u):
@@ -112,7 +101,7 @@ def utf8chars(u):
                                    0x80 | (0x3f & (u >> 6)),
                                    0x80 | (0x3f & u))
 
-fh = file(database, 'r')
+fh = open(database, 'r')
 # skip some initial noise
 while True:
     line = fh.readline()
@@ -123,7 +112,7 @@ while True:
     if typ == LineType.Section:
         break
 
-fw = file(output, 'w')
+fw = open(output, 'w')
 fw.write('%% Generated from %s %s\n' % (database, asctime(gmtime())))
 while typ:
     if typ == LineType.Section:
@@ -132,7 +121,7 @@ while typ:
         char = val
     elif typ == LineType.TeX:
         if not val.startswith('\\'):
-            raise ValueError, '%s is not a control seq (U%X)' % (val, char[0])
+            raise ValueError('%s is not a control seq (U%X)' % (val, char[0]))
         if sect:
             fw.write('\n%% %s\n' % sect)
             sect = None